ALAMEDA CREEK - NILES (NILC1)
Latitude: 37.59º NLongitude: 121.96º WElevation: 86 FeetForecast Type: Unofficial Location
Location: Alameda County in CaliforniaBulletin Group: Central CoastRiver Group: South Bay
Issuance Time: Nov 12 2026 at 7:03 AM PSTNext Issuance: Nov 12 2026 at 3:00 PM PST
Action: N/A Minor Flood: 9.0 FeetModerate Flood: 10.5 FeetMajor Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Alameda Creek - Niles (NILC1)
#
# File Generation Time:  11/12/2026 at 07:04 AM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  11/11/2026 at 09:00 PM PST
# Maximum Observed Stage:                       2.75 Feet
# Maximum Observed Flow:                        19 cfs
#
# Earliest Date & Time of Maximum Forecast:     11/13/2026 at 08:00 PM PST
# Maximum Forecast Stage:                       4.49 Feet
# Maximum Forecast Flow:                        591 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  11/07/2026 07 AM PST            2.65             13                        Normal
  11/07/2026 08 AM PST            2.64             13         -              Normal
  11/07/2026 09 AM PST            2.64             13         0              Normal
  11/07/2026 10 AM PST            2.64             13         0              Normal
  11/07/2026 11 AM PST            2.65             13         +              Normal
  11/07/2026 12 PM PST            2.64             13         -              Normal
  11/07/2026 01 PM PST            2.64             13         0              Normal
  11/07/2026 02 PM PST            2.65             13         +              Normal
  11/07/2026 03 PM PST            2.65             13         0              Normal
  11/07/2026 04 PM PST            2.65             13         0              Normal
  11/07/2026 05 PM PST            2.65             13         0              Normal
  11/07/2026 06 PM PST            2.65             13         0              Normal
  11/07/2026 07 PM PST            2.65             13         0              Normal
  11/07/2026 08 PM PST            2.65             13         0              Normal
  11/07/2026 09 PM PST            2.64             13         -              Normal
  11/07/2026 10 PM PST            2.64             13         0              Normal
  11/07/2026 11 PM PST            2.64             13         0              Normal
  11/08/2026 12 AM PST            2.64             13         0              Normal
  11/08/2026 01 AM PST            2.64             13         0              Normal
  11/08/2026 02 AM PST            2.63             12         -              Normal
  11/08/2026 03 AM PST            2.63             12         0              Normal
  11/08/2026 04 AM PST            2.63             12         0              Normal
  11/08/2026 05 AM PST            2.63             12         0              Normal
  11/08/2026 06 AM PST            2.63             12         0              Normal
  11/08/2026 07 AM PST            2.62             12         -              Normal
  11/08/2026 08 AM PST            2.62             12         0              Normal
  11/08/2026 09 AM PST            2.62             12         0              Normal
  11/08/2026 10 AM PST            2.62             12         0              Normal
  11/08/2026 11 AM PST            2.62             12         0              Normal
  11/08/2026 12 PM PST            2.62             12         0              Normal
  11/08/2026 01 PM PST            2.62             12         0              Normal
  11/08/2026 02 PM PST            2.62             12         0              Normal
  11/08/2026 03 PM PST            2.62             12         0              Normal
  11/08/2026 04 PM PST            2.62             12         0              Normal
  11/08/2026 05 PM PST            2.62             12         0              Normal
  11/08/2026 06 PM PST            2.68             15         +              Normal
  11/08/2026 07 PM PST            2.69             15         +              Normal
  11/08/2026 08 PM PST            2.69             15         0              Normal
  11/08/2026 09 PM PST            2.68             15         -              Normal
  11/08/2026 10 PM PST            2.68             15         0              Normal
  11/08/2026 11 PM PST            2.68             15         0              Normal
  11/09/2026 12 AM PST            2.68             15         0              Normal
  11/09/2026 01 AM PST            2.67             14         -              Normal
  11/09/2026 02 AM PST            2.67             14         0              Normal
  11/09/2026 03 AM PST            2.67             14         0              Normal
  11/09/2026 04 AM PST            2.67             14         0              Normal
  11/09/2026 05 AM PST            2.66             14         -              Normal
  11/09/2026 06 AM PST            2.66             14         0              Normal
  11/09/2026 07 AM PST            2.66             14         0              Normal
  11/09/2026 08 AM PST            2.66             14         0              Normal
  11/09/2026 09 AM PST            2.66             14         0              Normal
  11/09/2026 10 AM PST            2.66             14         0              Normal
  11/09/2026 11 AM PST            2.67             14         +              Normal
  11/09/2026 12 PM PST            2.67             14         0              Normal
  11/09/2026 01 PM PST            2.67             14         0              Normal
  11/09/2026 02 PM PST            2.67             14         0              Normal
  11/09/2026 03 PM PST            2.67             14         0              Normal
  11/09/2026 04 PM PST            2.68             15         +              Normal
  11/09/2026 05 PM PST            2.71             16         +              Normal
  11/09/2026 06 PM PST            2.68             15         -              Normal
  11/09/2026 07 PM PST            2.69             15         +              Normal
  11/09/2026 08 PM PST            2.69             15         0              Normal
  11/09/2026 09 PM PST            2.70             16         +              Normal
  11/09/2026 10 PM PST            2.70             16         0              Normal
  11/09/2026 11 PM PST            2.69             15         -              Normal
  11/10/2026 12 AM PST            2.68             15         -              Normal
  11/10/2026 01 AM PST            2.67             14         -              Normal
  11/10/2026 02 AM PST            2.65             13         -              Normal
  11/10/2026 03 AM PST            2.64             13         -              Normal
  11/10/2026 04 AM PST            2.63             12         -              Normal
  11/10/2026 05 AM PST            2.62             12         -              Normal
  11/10/2026 06 AM PST            2.62             12         0              Normal
  11/10/2026 07 AM PST            2.62             12         0              Normal
  11/10/2026 08 AM PST            2.61             12         -              Normal
  11/10/2026 09 AM PST            2.61             12         0              Normal
  11/10/2026 10 AM PST            2.61             12         0              Normal
  11/10/2026 11 AM PST            2.61             12         0              Normal
  11/10/2026 12 PM PST            2.61             12         0              Normal
  11/10/2026 01 PM PST            2.62             12         +              Normal
  11/10/2026 02 PM PST            2.62             12         0              Normal
  11/10/2026 03 PM PST            2.63             12         +              Normal
  11/10/2026 04 PM PST            2.68             15         +              Normal
  11/10/2026 05 PM PST            2.75             19         +              Normal
  11/10/2026 06 PM PST            2.74             18         -              Normal
  11/10/2026 07 PM PST            2.74             18         0              Normal
  11/10/2026 08 PM PST            2.74             18         0              Normal
  11/10/2026 09 PM PST            2.74             18         0              Normal
  11/10/2026 10 PM PST            2.74             18         0              Normal
  11/10/2026 11 PM PST            2.71             16         -              Normal
  11/11/2026 12 AM PST            2.69             15         -              Normal
  11/11/2026 01 AM PST            2.67             14         -              Normal
  11/11/2026 02 AM PST            2.65             13         -              Normal
  11/11/2026 03 AM PST            2.63             12         -              Normal
  11/11/2026 04 AM PST            2.62             12         -              Normal
  11/11/2026 05 AM PST            2.61             12         -              Normal
  11/11/2026 06 AM PST            2.61             12         0              Normal
  11/11/2026 07 AM PST            2.61             12         0              Normal
  11/11/2026 08 AM PST            2.60             11         -              Normal
  11/11/2026 09 AM PST            2.60             11         0              Normal
  11/11/2026 10 AM PST            2.60             11         0              Normal
  11/11/2026 11 AM PST            2.60             11         0              Normal
  11/11/2026 12 PM PST            2.60             11         0              Normal
  11/11/2026 01 PM PST            2.60             11         0              Normal
  11/11/2026 02 PM PST            2.61             12         +              Normal
  11/11/2026 03 PM PST            2.65             13         +              Normal
  11/11/2026 04 PM PST            2.72             17         +              Normal
  11/11/2026 05 PM PST            2.75             19         +              Normal
  11/11/2026 06 PM PST            2.75             19         0              Normal
  11/11/2026 07 PM PST            2.75             19         0              Normal
  11/11/2026 08 PM PST            2.75             19         0              Normal
  11/11/2026 09 PM PST            2.75             19         0              Normal
  11/11/2026 10 PM PST            2.73             18         -              Normal
  11/11/2026 11 PM PST            2.72             17         -              Normal
  11/12/2026 12 AM PST            2.69             15         -              Normal
  11/12/2026 01 AM PST            2.67             14         -              Normal
  11/12/2026 02 AM PST            2.65             13         -              Normal
  11/12/2026 03 AM PST            2.64             13         -              Normal
  11/12/2026 04 AM PST            2.62             12         -              Normal
  11/12/2026 05 AM PST            2.62             12         0              Normal
  11/12/2026 06 AM PST            2.62             12         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  11/12/2026 07 AM PST            2.62             12                        Normal
  11/12/2026 08 AM PST            2.62             12         0              Normal
  11/12/2026 09 AM PST            2.62             12         0              Normal
  11/12/2026 10 AM PST            2.62             12         0              Normal
  11/12/2026 11 AM PST            2.62             12         0              Normal
  11/12/2026 12 PM PST            2.62             12         0              Normal
  11/12/2026 01 PM PST            2.63             12         +              Normal
  11/12/2026 02 PM PST            2.63             12         0              Normal
  11/12/2026 03 PM PST            2.63             12         0              Normal
  11/12/2026 04 PM PST            2.63             12         0              Normal
  11/12/2026 05 PM PST            2.63             12         0              Normal
  11/12/2026 06 PM PST            2.63             12         0              Normal
  11/12/2026 07 PM PST            2.63             12         0              Normal
  11/12/2026 08 PM PST            2.63             12         0              Normal
  11/12/2026 09 PM PST            2.62             12         -              Normal
  11/12/2026 10 PM PST            2.62             12         0              Normal
  11/12/2026 11 PM PST            2.62             12         0              Normal
  11/13/2026 12 AM PST            2.62             12         0              Normal
  11/13/2026 01 AM PST            2.62             12         0              Normal
  11/13/2026 02 AM PST            2.62             12         0              Normal
  11/13/2026 03 AM PST            2.62             12         0              Normal
  11/13/2026 04 AM PST            2.62             12         0              Normal
  11/13/2026 05 AM PST            2.62             12         0              Normal
  11/13/2026 06 AM PST            2.62             12         0              Normal
  11/13/2026 07 AM PST            2.62             12         0              Normal
  11/13/2026 08 AM PST            2.62             12         0              Normal
  11/13/2026 09 AM PST            2.62             12         0              Normal
  11/13/2026 10 AM PST            2.63             12         +              Normal
  11/13/2026 11 AM PST            2.65             13         +              Normal
  11/13/2026 12 PM PST            2.69             15         +              Normal
  11/13/2026 01 PM PST            2.73             18         +              Normal
  11/13/2026 02 PM PST            2.77             20         +              Normal
  11/13/2026 03 PM PST            2.83             24         +              Normal
  11/13/2026 04 PM PST            2.97             36         +              Normal
  11/13/2026 05 PM PST            3.56            141         +              Normal
  11/13/2026 06 PM PST            4.06            347         +              Normal
  11/13/2026 07 PM PST            4.44            559         +              Normal
  11/13/2026 08 PM PST            4.49            591         +              Normal
  11/13/2026 09 PM PST            4.42            547         -              Normal
  11/13/2026 10 PM PST            4.34            498         -              Normal
  11/13/2026 11 PM PST            4.24            441         -              Normal
  11/14/2026 12 AM PST            4.14            387         -              Normal
  11/14/2026 01 AM PST            4.06            347         -              Normal
  11/14/2026 02 AM PST            4.00            317         -              Normal
  11/14/2026 03 AM PST            3.97            302         -              Normal
  11/14/2026 04 AM PST            3.94            288         -              Normal
  11/14/2026 05 AM PST            3.90            270         -              Normal
  11/14/2026 06 AM PST            3.87            257         -              Normal
  11/14/2026 07 AM PST            3.83            239         -              Normal
  11/14/2026 08 AM PST            3.78            218         -              Normal
  11/14/2026 09 AM PST            3.74            203         -              Normal
  11/14/2026 10 AM PST            3.68            181         -              Normal
  11/14/2026 11 AM PST            3.63            163         -              Normal
  11/14/2026 12 PM PST            3.57            144         -              Normal
  11/14/2026 01 PM PST            3.50            124         -              Normal
  11/14/2026 02 PM PST            3.44            108         -              Normal
  11/14/2026 03 PM PST            3.37             92         -              Normal
  11/14/2026 04 PM PST            3.31             81         -              Normal
  11/14/2026 05 PM PST            3.24             69         -              Normal
  11/14/2026 06 PM PST            3.18             60         -              Normal
  11/14/2026 07 PM PST            3.13             53         -              Normal
  11/14/2026 08 PM PST            3.08             47         -              Normal
  11/14/2026 09 PM PST            3.04             43         -              Normal
  11/14/2026 10 PM PST            2.99             38         -              Normal
  11/14/2026 11 PM PST            2.94             33         -              Normal
  11/15/2026 12 AM PST            2.89             29         -              Normal
  11/15/2026 01 AM PST            2.85             25         -              Normal
  11/15/2026 02 AM PST            2.81             23         -              Normal
  11/15/2026 03 AM PST            2.77             20         -              Normal
  11/15/2026 04 AM PST            2.73             18         -              Normal
  11/15/2026 05 AM PST            2.71             16         -              Normal
  11/15/2026 06 AM PST            2.68             15         -              Normal
  11/15/2026 07 AM PST            2.66             14         -              Normal
  11/15/2026 08 AM PST            2.65             13         -              Normal
  11/15/2026 09 AM PST            2.63             12         -              Normal
  11/15/2026 10 AM PST            2.62             12         -              Normal
  11/15/2026 11 AM PST            2.61             12         -              Normal
  11/15/2026 12 PM PST            2.60             11         -              Normal
  11/15/2026 01 PM PST            2.60             11         0              Normal
  11/15/2026 02 PM PST            2.60             11         0              Normal
  11/15/2026 03 PM PST            2.60             11         0              Normal
  11/15/2026 04 PM PST            2.60             11         0              Normal
  11/15/2026 05 PM PST            2.64             13         +              Normal
  11/15/2026 06 PM PST            2.70             16         +              Normal
  11/15/2026 07 PM PST            2.78             21         +              Normal
  11/15/2026 08 PM PST            2.86             26         +              Normal
  11/15/2026 09 PM PST            2.94             33         +              Normal
  11/15/2026 10 PM PST            3.04             43         +              Normal
  11/15/2026 11 PM PST            3.17             59         +              Normal
  11/16/2026 12 AM PST            3.38             94         +              Normal
  11/16/2026 01 AM PST            3.54            135         +              Normal
  11/16/2026 02 AM PST            3.67            177         +              Normal
  11/16/2026 03 AM PST            3.78            218         +              Normal
  11/16/2026 04 AM PST            3.85            248         +              Normal
  11/16/2026 05 AM PST            3.91            275         +              Normal
  11/16/2026 06 AM PST            3.94            288         +              Normal
  11/16/2026 07 AM PST            3.96            298         +              Normal
  11/16/2026 08 AM PST            3.97            302         +              Normal
  11/16/2026 09 AM PST            3.97            302         0              Normal
  11/16/2026 10 AM PST            3.96            298         -              Normal
  11/16/2026 11 AM PST            3.94            288         -              Normal
  11/16/2026 12 PM PST            3.91            275         -              Normal
  11/16/2026 01 PM PST            3.88            261         -              Normal
  11/16/2026 02 PM PST            3.85            248         -              Normal
  11/16/2026 03 PM PST            3.81            231         -              Normal
  11/16/2026 04 PM PST            3.77            214         -              Normal
  11/16/2026 05 PM PST            3.73            199         -              Normal
  11/16/2026 06 PM PST            3.69            184         -              Normal
  11/16/2026 07 PM PST            3.64            167         -              Normal
  11/16/2026 08 PM PST            3.60            154         -              Normal
  11/16/2026 09 PM PST            3.55            138         -              Normal
  11/16/2026 10 PM PST            3.50            124         -              Normal
  11/16/2026 11 PM PST            3.44            108         -              Normal
  11/17/2026 12 AM PST            3.39             96         -              Normal
  11/17/2026 01 AM PST            3.33             85         -              Normal
  11/17/2026 02 AM PST            3.27             74         -              Normal
  11/17/2026 03 AM PST            3.22             66         -              Normal
  11/17/2026 04 AM PST            3.16             57         -              Normal
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Flows are rounded to the nearest (1) cfs.
# NOTE 3: Trends are determined using hourly change in unrounded stage and flow.
# NOTE 4: Maximum Values are determined using unrounded stage and flow.